Branch Duct (Spigot) Data - Marstair 600E/M Technical Manual

Heronhill - for all your Marstair requirements
BRANCH DUCT
The graphs below show the amount of conditioned air passed by a single branch duct.
FAN SPEED RANGE 1 FOR MINIMUM NOISE LEVELS
FAN SPEED RANGE 2 FOR NORMAL NOISE LEVELS
FAN SPEED RANGE 3 FOR MAXIMUM NOISE LEVELS
As shown on the graphs above, branch duct airflow can be be increased by blanking off the fascia side to
which the branch duct has been connected.
7/25
55208033-08
Tel: 01823 665660 www.heronhill.co.uk Fax: 018123 665807